private IDbContext CreateDbContext(IDbContext ctx)
{
connection.StateChange += new StateChangeEventHandler(connection_StateChange);
if (!(connection is DbConnectionWrapper))
{
switch (DbProviderName)
{
case DbProviderNames.Oracle_ODP:
connection = new ODPConnectionWrapper(this, connection);
break;
case DbProviderNames.SQLite:
connection = new SQLiteConnectionWrapper(this, connection)
{
IsFileDatabase = true
};
break;
case DbProviderNames.SqlCe40:
case DbProviderNames.SqlCe35:
case DbProviderNames.Oledb:
connection = new DbConnectionWrapper(this, connection)
{
IsFileDatabase = true
};
break;
default:
connection = new DbConnectionWrapper(this, connection);
break;
}
}
ctx = new InternalDbContext(this, connection);
return(ctx);
}
public static Expression Include(IDbExpressionBuilder dbExpressionBuilder, InternalDbContext policy, Expression expression)
{
return(new RelationshipIncluder(dbExpressionBuilder, policy).Visit(expression));
}
private RelationshipIncluder(IDbExpressionBuilder dbExpressionBuilder, InternalDbContext policy)
{
this.dbExpressionBuilder = dbExpressionBuilder;
this.policy = policy;
}